IT7928156A0 - Circuito integrato del tipo a i alla seconda l atto a sovrapporre segnali elettrici in frequenza audio in un organo elettrico. - Google Patents

Circuito integrato del tipo a i alla seconda l atto a sovrapporre segnali elettrici in frequenza audio in un organo elettrico.

Info

Publication number
IT7928156A0
IT7928156A0 IT7928156A IT2815679A IT7928156A0 IT 7928156 A0 IT7928156 A0 IT 7928156A0 IT 7928156 A IT7928156 A IT 7928156A IT 2815679 A IT2815679 A IT 2815679A IT 7928156 A0 IT7928156 A0 IT 7928156A0
Authority
IT
Italy
Prior art keywords
electrical
integrated circuit
type
audio frequency
superimposing
Prior art date
Application number
IT7928156A
Other languages
English (en)
Other versions
IT1209159B (it
Inventor
Hoehn Wolfgang
Original Assignee
Itt
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Itt filed Critical Itt
Publication of IT7928156A0 publication Critical patent/IT7928156A0/it
Application granted granted Critical
Publication of IT1209159B publication Critical patent/IT1209159B/it

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • H01L27/0203—Particular design considerations for integrated circuits
    • H01L27/0214—Particular design considerations for integrated circuits for internal polarisation, e.g. I2L
    • H01L27/0229—Particular design considerations for integrated circuits for internal polarisation, e.g. I2L of bipolar structures
    • H01L27/0233—Integrated injection logic structures [I2L]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S84/00—Music
    • Y10S84/07—Electric key switch structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Analogue/Digital Conversion (AREA)
  • Electrophonic Musical Instruments (AREA)
IT7928156A 1978-12-18 1979-12-18 Circuito integrato del tipo a i alla seconda l atto a sovrapporre segnali elettrici in frequenza audio in un organo elettrico. IT1209159B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2854703A DE2854703C2 (de) 1978-12-18 1978-12-18 Integrierte I2L-Schaltung zur Überlagerung von tonfrequenten elektrischen Signalen einer elektronischen Orgel

Publications (2)

Publication Number Publication Date
IT7928156A0 true IT7928156A0 (it) 1979-12-18
IT1209159B IT1209159B (it) 1989-07-10

Family

ID=6057576

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7928156A IT1209159B (it) 1978-12-18 1979-12-18 Circuito integrato del tipo a i alla seconda l atto a sovrapporre segnali elettrici in frequenza audio in un organo elettrico.

Country Status (7)

Country Link
US (1) US4262574A (it)
JP (1) JPS5584991A (it)
DE (1) DE2854703C2 (it)
FR (1) FR2444987A1 (it)
GB (1) GB2040629B (it)
IT (1) IT1209159B (it)
NL (1) NL7908895A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6052299A (en) * 1998-01-15 2000-04-18 Microship Technology Incorporated Robust LC full-wave bridge rectifier input structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534144A (en) * 1969-01-02 1970-10-13 Hammond Corp Keyer-synthesizer for an electronic musical instrument employing an integrated circuit
US3816826A (en) * 1972-06-23 1974-06-11 Denki Onkyo Co Ltd Keyboard switch apparatus
NL7414273A (nl) * 1974-11-01 1976-05-04 Philips Nv Logische schakeling.
NL7508772A (nl) * 1975-07-23 1977-01-25 Philips Nv Inrichting voor het opwekken van impulsvormige signalen.
DE2814175C2 (de) * 1978-04-01 1982-04-29 Deutsche Itt Industries Gmbh, 7800 Freiburg Monolithisch integrierte Orgelgatterschaltung mit einer Schaltknackunterdrückung

Also Published As

Publication number Publication date
IT1209159B (it) 1989-07-10
DE2854703C2 (de) 1985-10-03
GB2040629A (en) 1980-08-28
FR2444987B1 (it) 1984-06-29
GB2040629B (en) 1983-01-12
DE2854703B1 (de) 1980-06-26
JPS5584991A (en) 1980-06-26
FR2444987A1 (fr) 1980-07-18
NL7908895A (nl) 1980-06-20
US4262574A (en) 1981-04-21

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